original description
(of Valvata perdepressa var. walkeri F. C. Baker, 1930) Baker, F. C. (1930). The molluscan fauna of the southern part of Lake Michigan and its relationship to old glacial Lake Chicago. <em>Transactions of the Illinois State Academy of Science.</em> 22: 186-194., available online at http://www.idaillinois.org/digital/collection/isac/id/6165
page(s): 188 [details]
original description
(of Valvata bicarinata var. perdepressa B. Walker, 1906) Walker, B. (1906). Notes on <i>Valvata</i>. <em>The Nautilus.</em> 20(3): 25–32., available online at https://www.biodiversitylibrary.org/page/1757550
page(s): 30-31, pl. 1, figs. 15-16 [details]
basis of record
Johnson, P. D.; Bogan, A. E.; Brown, K. M.; Burkhead, N. M.; Cordeiro, J. R.; Garner, J. T.; Hartfield, P. D.; Lepitzki, D. A. W.; Mackie, G. L.; Tarpley, T. A.; Tiemann, J. S.; Whelan, N. V.; Strong, E. E. (2013). Conservation status of freshwater gastropods of Canada and the United States. <em>Fisheries.</em> 38(6): 247-282., available online at http://www.tandfonline.com/doi/abs/10.1080/03632415.2013.785396 [details] Available for editors [request]
additional source
Burch, J. B. (1982). North American freshwater snails: identification keys, generic synonymy, supplemental notes, glossary, references, index. <em>Walkerana.</em> 1(4): 217-365 [30 December 1982]. [details] Available for editors [request]
additional source
Burch, J. B. & Tottenham, J. L. (1980). North American freshwater snails. Species list, ranges and illustrations. <em>Walkerana.</em> 1(3): 81-215 [30 June 1980]., available online at https://molluskconservation.org/PUBLICATIONS/WALKERANA/Vol1/walkerana%20vol1%20no3%2081-216.PDF
page(s): 84, fig. 29 [details] Available for editors [request]
From editor or global species database
Type locality Type locality: South shore (at Michigan City) of Lake Michigan, Indiana, USA [details]
Language | Name | |
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English |
purplecap valvata |
[details] |